Rick, please.
I sure think so, but unfortunately I don't have much by way of hard numbers. I can't even remember what the MPG increase was, but I do know that it was quite noticeable.
_________________________
WizAire CAI w/9" K&N & HV3, 2.5" d/p w/h/f cat, Cobra CB, PowerSlot slots w/Hawk HPS, GR-2s, GMPP handling kit, NextLevel STBs, Pilot Sport A/S Plus tires.
98 L36/MM5
RaC